зеркало из https://github.com/mozilla/gecko-dev.git
145 строки
3.3 KiB
C++
145 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_workers_serviceworkerinfo_h
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#define mozilla_dom_workers_serviceworkerinfo_h
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#include "mozilla/dom/ServiceWorkerBinding.h" // For ServiceWorkerState
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#include "nsIServiceWorkerManager.h"
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namespace mozilla {
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namespace dom {
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namespace workers {
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class ServiceWorker;
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class ServiceWorkerPrivate;
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/*
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* Wherever the spec treats a worker instance and a description of said worker
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* as the same thing; i.e. "Resolve foo with
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* _GetNewestWorker(serviceWorkerRegistration)", we represent the description
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* by this class and spawn a ServiceWorker in the right global when required.
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*/
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class ServiceWorkerInfo final : public nsIServiceWorkerInfo
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{
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private:
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nsCOMPtr<nsIPrincipal> mPrincipal;
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const nsCString mScope;
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const nsCString mScriptSpec;
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const nsString mCacheName;
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ServiceWorkerState mState;
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// This id is shared with WorkerPrivate to match requests issued by service
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// workers to their corresponding serviceWorkerInfo.
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uint64_t mServiceWorkerID;
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// We hold rawptrs since the ServiceWorker constructor and destructor ensure
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// addition and removal.
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// There is a high chance of there being at least one ServiceWorker
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// associated with this all the time.
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AutoTArray<ServiceWorker*, 1> mInstances;
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RefPtr<ServiceWorkerPrivate> mServiceWorkerPrivate;
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bool mSkipWaitingFlag;
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~ServiceWorkerInfo();
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// Generates a unique id for the service worker, with zero being treated as
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// invalid.
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uint64_t
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GetNextID() const;
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSISERVICEWORKERINFO
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class ServiceWorkerPrivate*
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WorkerPrivate() const
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{
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MOZ_ASSERT(mServiceWorkerPrivate);
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return mServiceWorkerPrivate;
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}
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nsIPrincipal*
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GetPrincipal() const
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{
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return mPrincipal;
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}
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const nsCString&
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ScriptSpec() const
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{
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return mScriptSpec;
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}
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const nsCString&
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Scope() const
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{
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return mScope;
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}
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bool SkipWaitingFlag() const
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{
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AssertIsOnMainThread();
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return mSkipWaitingFlag;
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}
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void SetSkipWaitingFlag()
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{
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AssertIsOnMainThread();
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mSkipWaitingFlag = true;
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}
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ServiceWorkerInfo(nsIPrincipal* aPrincipal,
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const nsACString& aScope,
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const nsACString& aScriptSpec,
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const nsAString& aCacheName);
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ServiceWorkerState
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State() const
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{
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return mState;
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}
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const nsString&
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CacheName() const
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{
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return mCacheName;
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}
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uint64_t
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ID() const
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{
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return mServiceWorkerID;
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}
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void
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UpdateState(ServiceWorkerState aState);
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// Only used to set initial state when loading from disk!
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void
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SetActivateStateUncheckedWithoutEvent(ServiceWorkerState aState)
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{
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AssertIsOnMainThread();
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mState = aState;
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}
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void
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AppendWorker(ServiceWorker* aWorker);
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void
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RemoveWorker(ServiceWorker* aWorker);
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already_AddRefed<ServiceWorker>
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GetOrCreateInstance(nsPIDOMWindowInner* aWindow);
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};
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} // namespace workers
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_workers_serviceworkerinfo_h
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